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SubjectRe: [PATCH v2] perf/core: Fix installing cgroup event into cpu
On Wed, Jan 24, 2018 at 05:19:34PM +0800, Lin Xiulei wrote:
> Sure, and I consider this "OK" works for "What goes wrong if we leave
> it set?". : )

It would be good if you inspect the code for the case of leaving
cpuctx->cgrp set with no cgroup events left -- AND -- put a blurb about
what you found in your new Changelog.

I suspect it works out and something like perf_cgroup_switch() will fix
things up for us later, but double check and test.

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